LTX 2 - Free AI Video Generator | 4K 50fps

LTX 2 - Free AI Video Generator Online

LTX 2 by Lightricks - open-source AI video model. Generate 4K 50fps videos with synced audio on consumer GPUs. Try free online now!

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25k+ creators generate stunning 4K videos with LTX 2. Start free - no login needed.

Why Choose LTX 2?

LTX 2 is the first complete open-source AI video foundation model by Lightricks. Generate 4K videos at 50fps with synchronized audio. LTX 2 runs efficiently on consumer-grade GPUs, making professional video creation accessible to everyone.

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Describe your video vision - LTX 2 accepts text, images, or audio

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Watch LTX 2 generate stunning 4K video with synced audio

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Download your LTX 2 video in full 4K 50fps quality

What Makes LTX 2 Revolutionary

LTX 2 is the first DiT-based audio-video foundation model uniting synchronized audio and video generation. Native 4K fidelity at 50fps with 10-second sequences sets LTX 2 apart. Run LTX 2 on consumer GPUs without expensive cloud infrastructure.

LTX 2 Multimodal Technology

LTX 2 supports multimodal inputs - text, image, audio, depth maps, and reference video. Multi-keyframe conditioning and 3D camera logic provide frame-level control. LoRA fine-tuning enables custom stylistic consistency across your LTX 2 generations.

LTX 2 Core Capabilities

4K Video Generation

  • Native 4K resolution output
  • 50fps smooth motion
  • 10-second video sequences
  • Professional color grading
  • Cinematic quality rendering
  • Sharp detail preservation
  • Consistent frame quality
  • Broadcast-ready output
  • Production-grade fidelity
  • Studio-quality results

Synchronized Audio-Video

  • Synchronized audio generation
  • Natural sound effects
  • Ambient audio matching
  • Music synchronization
  • Voice timing alignment
  • Audio-visual coherence
  • Complete AV output

LTX 2 Open Source Power

LTX 2 is fully open-source with weights on Hugging Face. Customize and extend freely. API access via Fal, Replicate, and ComfyUI integration available. Run locally or deploy anywhere.

  • Open-source weights available
  • Hugging Face integration
  • ComfyUI workflow support
  • API access via Fal/Replicate
  • LoRA fine-tuning support
  • Consumer GPU compatible
  • Local deployment ready
  • Community extensible

LTX 2 Production Modes

LTX 2 offers three production modes. Fast mode for quick previews and iteration. Pro mode for daily production work. Ultra mode for maximum 4K cinematic fidelity with synchronized audio.

  • Fast mode for previews
  • Pro mode for production
  • Ultra mode for cinema
  • Flexible pricing tiers
  • Pay per second usage
  • Scalable generation
  • Enterprise ready

Start Creating with LTX 2

Join creators worldwide using LTX 2 for professional video generation. 4K quality at 50fps with synchronized audio. No expensive hardware needed - experience LTX 2 free online today.

LTX 2 FAQ

Common Questions Answered

  • LTX 2 is the first complete open-source AI video foundation model by Lightricks, released October 2025. LTX 2 generates 4K video at 50fps with synchronized audio, running efficiently on consumer-grade GPUs.
  • LTX 2 is the first DiT-based model uniting synchronized audio and video generation. Native 4K at 50fps, 10-second sequences, and consumer GPU compatibility set LTX 2 apart from closed-source alternatives.
  • Try LTX 2 free on our platform, or access via API through Fal, Replicate, or ComfyUI. Download weights from Hugging Face for local deployment. Start with text prompts and explore multimodal inputs.
  • LTX 2 generates professional video content - marketing videos, social media clips, product demos, creative shorts, and more. Multi-keyframe conditioning and 3D camera logic enable precise scene control.
  • Use Fast mode for quick previews and ideation. Pro mode balances efficiency and quality for daily production. Ultra mode delivers maximum 4K cinematic fidelity for branded and VFX work.
  • Content creators, marketers, filmmakers, game developers, and studios all benefit from LTX 2. Open-source accessibility means researchers and developers can customize and extend the model freely.
  • LTX 2 accepts multimodal inputs - text prompts, reference images, audio clips, depth maps, and reference videos. Combine inputs for detailed guidance. LoRA fine-tuning maintains stylistic consistency.
  • Yes, LTX 2 runs on consumer-grade GPUs. Download weights from Hugging Face and deploy locally. NVIDIA RTX acceleration with NVFP8 optimizations available for enhanced performance.
  • LTX 2 offers 4K 50fps generation, synchronized audio-video output, 10-second sequences, multimodal inputs, multi-keyframe conditioning, 3D camera logic, and LoRA fine-tuning support.
  • LTX 2 matches leading cloud-based models in quality while offering open-source flexibility. Run locally for privacy and cost savings, or use API access for scalable production workflows.
  • Yes! Try LTX 2 free on our platform. Experience 4K video generation with synchronized audio. The open-source model is also available for download and local deployment at no cost.